Masimo Rad-57™ Handheld Oximeter with SpCO


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The Masimo Rad-57™ is the world’s most versatile handheld oximeter, featuring fully upgradeable rainbow® technology. Get Measure-through Motion™ Masimo SET® oxygen saturation, pulse rate, and perfusion index now, as well as detect carbon monoxide (CO) poisoning on the scene in seconds with the Masimo Rad-57.


  • Quick and easy to use - requires no user calibration and does not require patient cooperation or consciousness
  • Complete replacement for existing handheld pulse oximeters
  • Carboxyhemoglobin (SpCO) - helps clinicians detect carbon monoxide (CO) poisoning
  • Rugged and lightweight - ideal for field or hospital settings
  • User may program default power-up settings
  • Delivers more than 10 hours of continuous battery life
  • Up to 72 hours of trending memory
  • FastSat® tracks rapid changes in arterial O2 with unmatched fidelity
  • SmartTone™ beeps in sync with pulse, even under patient motion conditions (user can disable)
  • Sensitivity options of APOD®, Normal, and MAX™ provide flexibility to support a range of clinical applications
  • Awarded Airworthiness Release Certification by the United States Army


  • Dimensions: 6.2” x 3” x 1.4”
  • Weight (with batteries): 13 oz.
  • Power requirements: Battery-operated
  • Battery type: 4 AA Alkaline
  • Age group: Adult, Pediatric, Infant, Neonate
  • Operating condition: -18 to 54°C Temperature, 500 to 1060 Atmospheres Pressure
  • Display type: LED


  • (1) Adult Rainbow® sensor
  • (1) RC-01 cable
  • (1) Red carrying case


Masimo Rad-57 Handheld Oximeter with SpCO Clinical and Product Information Package

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